/*
 * Copyright (C) 2016 - present Instructure, Inc.
 *
 * This file is part of Canvas.
 *
 * Canvas is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License as published by the Free
 * Software Foundation, version 3 of the License.
 *
 * Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 * A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

import React from 'react'
import PropTypes from 'prop-types'
import I18n from 'i18n!student_context_tray'
import classnames from 'classnames'
import Heading from 'instructure-ui/lib/components/Heading'
import InstUIRating from 'instructure-ui/lib/components/Rating'
import Typography from 'instructure-ui/lib/components/Typography'

  class Rating extends React.Component {
    static propTypes = {
      metric: PropTypes.shape({
        level: PropTypes.number
      }).isRequired,
      label: PropTypes.string.isRequired,
    }

    formatValueText (currentRating, maxRating) {
      const valueText = {}
      valueText[I18n.t('High')] = currentRating === maxRating
      valueText[I18n.t('Moderate')] = currentRating === 2
      valueText[I18n.t('Low')] = currentRating === 1
      valueText[I18n.t('None')] = currentRating === 0
      return classnames(valueText)
    }

    render () {
      const {label, metric} = this.props;
      return (
        <div
          className="StudentContextTray-Rating">
          <Heading level="h5" as="h4">
            {label}
          </Heading>
          <div className="StudentContextTray-Rating__Stars">
            <InstUIRating
              formatValueText={this.formatValueText}
              label={this.props.label}
              valueNow={metric.level}
              valueMax={3}
            />
            <div>
              <Typography size="small" color="brand">
                {this.formatValueText(metric.level, 3)}
              </Typography>
            </div>
          </div>
        </div>
      )
    }
  }

export default Rating
